A) to improve vision B) to avoid eye strain C) only if you don't have glasses D) any time chemicals, heat, or sediments are used to protect your eyes
A) skip it and go to the next part B) try several methods until something works C) figure it out as you do the lab D) ask the teacher before you start
A) left at your table for the next class B) taken home C) dumped into the sink D) disposed of according to your teacher's directions
A) apply first aid yourself B) tell the teacher at once C) visit the school nurse after class D) see a doctor after school
A) read all directions carefully to know what equipment is needed B) examine all glassware to check for chips or cracks C) All of these D) clean any glassware that looks dirty
A) slippers B) closed-toed shoes C) open-toed shoes D) sandals
A) Ok B) not dangerous C) always against the rules D) okay if you are working alone
A) your best friend in class B) your lab partners C) the custodian D) your teacher
A) the protection of you and your clothing B) when you are wearing your best clothes C) others to put away D) wiping your hands
A) pour it on the table B) waft the odor toward you C) nhale deeply D) use a fan
A) Ask the teacher about any questions you have B) read all the directions C) Clear off your table of books, food, and drinks D) all of these
A) all of these B) fire blanket C) fire extinguisher D) classroom door B) fire extinguisher
A) treat your hands with skin lotion B) wipe your hands with a paper towel C) ipe your hands on your clothes D) wash your hands with soap and water
A) wipe your hands on a classmate B) Wash your hands and tell the teacher C) wipe your hands on your pants D) try to figure out what the sticky substance is
A) sun glasses B) Safety glasses C) Lab coat D) gloves
A) put her hair up in a rubber band B) gotten a hair cut before class today C) worn a hat today D) skipped the lab
A) Your coat B) Water from the sink C) The fire blanket D) the fire extinguisher
A) After school B) while you are working C) Next week D) before you start
A) throw them in the trash B) wash them down the sink C) follow the instructions of your teacher D) burn them in a burner
A) ask the custodian B) ask the nurse. C) your hand must be wet D) your hands should be dry
A) toward you and away from others B) toward you and others C) away from you and others D) away from you and toward others
A) pour them at the same time B) pour acid into water C) let the teacher pour them D) pour water into acid
A) true B) False
A) false B) true
A) true B) false |